气泡浮选槽;水泡,水准器,水平仪气泡

考研英语词汇 list04

[00:10.19]bee [00:11.47]n.(C)蜜蜂 [00:12.75]beef [00:14.03]n.(U)牛肉 [00:15.31]beer [00:16.63]n.(U)啤酒 [00:17.95]before [00:19.32]prep.1.在..以前2.在.前面conj.在..之前 ad.从前,前面,早些时候 [00:20.69]beforehand [00:22.15]ad.预先

发表于:2018-11-30 / 阅读(408) / 评论(0)

考研英语词汇2005

商务英语词汇经济：经济学用语

[00:03.81]bubble economy :泡沫经济 [00:05.98]current account :经常帐 [00:07.99]deficit :n.赤字；逆差 [00:09.79]domestic demand :国内需求 [00:12.06]economic growth :经济成长 [00:14.23]economic statistics :经济统计 [00:16.84]exp

发表于:2018-11-30 / 阅读(407) / 评论(0)

商务英语分类核心1000词汇

Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(445) / 评论(0)

VOA2003（下）-环境与健康

快口说英语002

No.2 I'm gong to take a shower. Practice Listen and RepeatA1. Go potty2. Flush the toilet. 3. Put the lid down. 4. Wash your hands after you go to the bathroom. 5. Do you need more toilet paper? B1. Dry off after you take a shower. 2. Turn the water

发表于:2018-12-02 / 阅读(357) / 评论(0)

快口说英语

国家地理-2008-05-24 Fuel Cell 聚焦燃料电池

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(367) / 评论(0)

国家地理2008年

ECONOMICS REPORT - Greenspan Says 'Bubble' in Home Prices fo

ECONOMICS REPORT - Greenspan Says 'Bubble' in Home Prices for U.S. Appears Unlikely By Mario Ritter Broadcast: Friday, June 17, 2005 I'm Gwen Outen with the VOA Special English Economics Report. Ameri

发表于:2019-01-04 / 阅读(331) / 评论(0)

健康与经济

SSS 2010-06-09

This is Scientific American's 60-Second Science, I am Karen Hopkin. This will just take a minute. Bubbles. Big ones entertain children and tiny ones tickle champagne aficionados. Even witches appreciate what they bring to a boiling cauldron. If you,

发表于:2019-01-08 / 阅读(356) / 评论(0)

Scientific American(六)月

流行美語第241課

Larry和李华正在一起吃午饭。李华今天要学两个常用语a Cuppa Joe和Guilty Pleasure。 LL: I am so sleepy! What I need right now, Li Hua, is a cuppa joe. LH: A cuppa joe ? 我确实有个朋友叫Joe，他怎么能帮你提神呢？

发表于:2019-01-15 / 阅读(335) / 评论(0)

美国之音《流行美语》

美国国家公共电台 NPR Eager To Burst His Own Bubble, A Techie Made Apps To Randomize His Life

RACHEL MARTIN, HOST: NPR's Invisibilia has returned with a new season. And this week, they're investigating the way we look at reality - whether we can ever really see it and how we often have very different views of the same reality, which naturally

发表于:2019-01-17 / 阅读(400) / 评论(0)

2017年NPR美国国家公共电台6月

美国国家公共电台 NPR Opinion: The Doctor And 'The Boy In The Bubble'

SCOTT SIMON, HOST: As 12-year-old old David Vetter was about to die at Texas Children's Hospital in 1984, he gave a last wink to his doctor, William T. Shearer. His wife told us Dr. Shearer carried that wink through the rest of his life. Dr. Shearer,

发表于:2019-01-17 / 阅读(365) / 评论(0)

2018年NPR美国国家公共电台10月

英语儿歌274首第200期:Smile

歌词如下： It isn't any trouble just S-M-I-L-E, It isn't any trouble just S-M-I-L-E, So smile when you're in trouble, it will vanish like a bubble, If you'll only take the trouble just to S-M-I-L-E. It isn't any trouble just L-A-U-G-H, It isn't

发表于:2019-01-28 / 阅读(479) / 评论(0)

英语儿歌274首

A Picture Reader系列九 Benny's Big Bubble 01

图片1 图片2 图片3 图片4 图片5 图片6 图片7 图片8

发表于:2019-01-28 / 阅读(270) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

VOA常速英语2007-Conference Says Stem Cell Research is Robust

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(361) / 评论(0)

2007年VOA常速英语（十月）

VOA常速英语2008年-FCC Approves Cell Phone Alert System

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(348) / 评论(0)

VOA常速英语2008年（四月）

地道伦敦旅游英语

Blimey!这是人们在表示惊讶时常用的表达方式。例如， Blimey! The weathers terrible today! Keep your hair on.你的头发并不是要往哪个方向。这个表达方式其实是表示保持平静，Keep your hair on. Its an easy pr

发表于:2019-02-04 / 阅读(346) / 评论(0)

实用英语

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(565) / 评论(0)

英语新闻

Turn Off Your Cell Phone 关掉你的手机

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(450) / 评论(0)

趣味英语

房地产市场泡沫经济对话

房地产市场泡沫经济对话 Mary: Hey , you see, Mike looks so happy! 嗨，你看，迈克看起来真高兴！ Tom: Of course, he made a killing in real estate market last week. 当然了，他上周在房地产市场大赚了一笔。 Mary:

发表于:2019-02-09 / 阅读(285) / 评论(0)

实用英语

Merkel warns of bubble, calls for regulations on financial institutions

DAVOS, Switzerland, Jan. 24 (Xinhua) -- German Chancellor Angela Merkel on Thursday warned of bubble driven by improper regulations on financial institutions. Addressing business and political leaders at the World Economic Forum here, Merkel called o

发表于:2019-02-11 / 阅读(353) / 评论(0)

英语新闻

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(435) / 评论(0)

英语新闻

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学英语单词

aluminium dip-brazing

ammonium ferric citrate